In a bid to prevent web users from falling prey to scammy and risky cryptocurrency products and services, Google will begin banning “any advertising about cryptocurrency-related content, including initial coin offerings (ICOs), wallets, and trading advice,” on its AdWords platform starting this June. That’s from Scott Spencer, director of sustainable ads at Google, who told CNBC: We don’t have a crystal ball to know where the future is going to go with cryptocurrencies, but we’ve seen enough consumer harm or potential for consumer harm that it’s an area that we want to approach with extreme caution. The change will affect…